database/mariadb-columnstore-engine
1
0
Fork 0
mirror of https://github.com/mariadb-corporation/mariadb-columnstore-engine.git synced 2025-07-29 08:21:15 +03:00
Code Activity

Last commit of the initial set of changes.

Browse Source
This commit is contained in:
Patrick LeBlanc
2019-07-12 10:52:09 -05:00
parent 9ced374c81
commit a84e3a408f
1 changed files with 40 additions and 103 deletions
Download Patch File Download Diff File Expand all files Collapse all files

143
versioning/BRM/tablelockserver.cpp
View File

@ -63,41 +63,21 @@ void TableLockServer::save()
const char* filename_p = filename.c_str(); const char* filename_p = filename.c_str();
if (true || IDBPolicy::useHdfs()) scoped_ptr<IDBDataFile> out(IDBDataFile::open(
IDBPolicy::getType(filename_p, IDBPolicy::WRITEENG),
filename_p, "wb", 0));
if (!out)
throw runtime_error("TableLockServer::save(): could not open save file");
out->write((char*) &count, 4);
for (it = locks.begin(); it != locks.end(); ++it)
{ {
scoped_ptr<IDBDataFile> out(IDBDataFile::open(
IDBPolicy::getType(filename_p, IDBPolicy::WRITEENG),
filename_p, "wb", 0));
if (!out) if (!out)
throw runtime_error("TableLockServer::save(): could not open save file"); throw runtime_error("TableLockServer::save(): could not write save file");
out->write((char*) &count, 4); it->second.serialize(out.get());
for (it = locks.begin(); it != locks.end(); ++it)
{
if (!out)
throw runtime_error("TableLockServer::save(): could not write save file");
it->second.serialize(out.get());
}
}
else
{
ofstream out(filename.c_str(), ios::trunc | ios::binary | ios::out );
if (!out)
throw runtime_error("TableLockServer::save(): could not open save file");
out.write((char*) &count, 4);
for (it = locks.begin(); it != locks.end(); ++it)
{
if (!out)
throw runtime_error("TableLockServer::save(): could not write save file");
it->second.serialize(out);
}
} }
} }
@ -109,85 +89,42 @@ void TableLockServer::load()
TableLockInfo tli; TableLockInfo tli;
/* Need to standardize the file error handling */ /* Need to standardize the file error handling */
if (true || IDBPolicy::useHdfs()) const char* filename_p = filename.c_str();
scoped_ptr<IDBDataFile> in(IDBDataFile::open(
IDBPolicy::getType(filename_p, IDBPolicy::WRITEENG),
filename_p, "rb", 0));
if (!in)
{ {
const char* filename_p = filename.c_str(); ostringstream os;
scoped_ptr<IDBDataFile> in(IDBDataFile::open( os << "TableLockServer::load(): could not open the save file"
IDBPolicy::getType(filename_p, IDBPolicy::WRITEENG), << filename;
filename_p, "rb", 0)); log(os.str(), logging::LOG_TYPE_DEBUG);
return;
}
if (!in) try
{
in->read((char*) &size, 4);
for (i = 0; i < size; i++)
{ {
ostringstream os; tli.deserialize(in.get());
os << "TableLockServer::load(): could not open the save file" tli.id = sms->getUnique64(); // Need new #s...
<< filename;
log(os.str(), logging::LOG_TYPE_DEBUG);
return;
}
try if (tli.id == 0) // 0 is an error code
{ tli.id = sms->getUnique64();
in->read((char*) &size, 4);
for (i = 0; i < size; i++) locks[tli.id] = tli;
{
tli.deserialize(in.get());
tli.id = sms->getUnique64(); // Need new #s...
if (tli.id == 0) // 0 is an error code
tli.id = sms->getUnique64();
locks[tli.id] = tli;
}
}
catch (std::exception& e)
{
ostringstream os;
os << "TableLockServer::load(): could not load save file " << filename <<
" loaded " << i << "/" << size << " entries\n";
log(os.str(), logging::LOG_TYPE_DEBUG);
throw;
} }
} }
else catch (std::exception& e)
{ {
ifstream in(filename.c_str(), ios::binary | ios::in); ostringstream os;
os << "TableLockServer::load(): could not load save file " << filename <<
if (!in) " loaded " << i << "/" << size << " entries\n";
{ log(os.str(), logging::LOG_TYPE_DEBUG);
ostringstream os; throw;
os << "TableLockServer::load(): could not open the save file"
<< filename;
log(os.str(), logging::LOG_TYPE_DEBUG);
return;
}
in.exceptions(ios::failbit | ios::badbit);
try
{
in.read((char*) &size, 4);
for (i = 0; i < size; i++)
{
tli.deserialize(in);
tli.id = sms->getUnique64(); // Need new #s...
if (tli.id == 0) // 0 is an error code
tli.id = sms->getUnique64();
locks[tli.id] = tli;
}
}
catch (std::exception& e)
{
ostringstream os;
os << "TableLockServer::load(): could not load save file " << filename <<
" loaded " << i << "/" << size << " entries\n";
log(os.str(), logging::LOG_TYPE_DEBUG);
throw;
}
} }
} }